Violet Hair Cosmetics®
Hair Dye Keratin Trendy 4.0 Brown
Hair Dye Keratin Trendy 4.0 Brown
SKU:7772
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The Shade
Keratink6 4.0 Brown captures the heart of classic beauty—a true, balanced brown that radiates warmth and harmony. Neither too dark nor too light, it gives hair a rich chocolate base infused with natural radiance.
The Experience
From mixing to rinse, the process feels indulgent. The colour cream melts into the hair fibre, saturating each strand evenly. Once revealed, the tone glows with smooth luminosity—soft in daylight, refined under evening light.
The Formula
Powered by Keratin for strength and protection, supported by Panthenol and Polyquaternium-6 for moisture retention and silkiness. Ultra-pure pigments create colour fidelity and a healthy-looking shine that endures.
The Result
The hair feels revitalised, supple and easy to style. The brown tone remains stable and radiant, maintaining its natural richness week after week.
Ideal For
Those seeking a versatile, authentic brown that complements every look with timeless grace.
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Product Details
Key Features & Benefits
• Enriched with Keratin to help reinforce the hair fibre for a smoother, healthier feel
• High-purity pigments for vibrant, accurate and long-lasting colour
• Provides full grey/white hair coverage when used correctly
• Creamy consistency for easy, even application from roots to ends
• Leaves hair looking shiny, soft and silky after colouring
• Panthenol delivers moisture and softness for improved hair elasticity
• Polyquaternium-6 enhances smoothness, shine and manageability
• Helps maintain colour stability over time to reduce fading
How to Use
Apply to dry, unwashed hair.
Wear protective gloves and use non-metallic tools.
Assess the natural base or previously coloured hair.
Mix the colour cream with the appropriate oxidising developer until smooth.
Apply evenly and allow to develop for the recommended time.
Add a little water, gently emulsify, then rinse thoroughly until water runs clear.
Follow with a colour-care shampoo and conditioner for best results.
Pro Tips
• For resistant grey hair, apply to roots first and allow full processing time
• Use colour-safe aftercare to maintain brightness and shine
• Avoid washing hair immediately before colouring to protect natural scalp oils
• Finish with a post-colour treatment mask for added shine and softness
• Minimise heat styling after colouring, or use a heat protectant to preserve vibrancy
Questions & Answers
Frequently Asked Questions (FAQ)
Will this colour cover grey/white hair?
Yes. Keratink6 provides full coverage of grey/white hair when used with the appropriate developer and processing time. For very resistant greys, apply first to the roots and allow full development time.
the formula gentle on the hair?
Yes. The formula is enriched with Keratin, Panthenol and Polyquaternium-6, which help protect, soften and smooth the hair during the colouring process, leaving it feeling nourished, silky and easier to manage.
How long does the colour last?
Keratink6 is designed for long-lasting colour retention and tone stability. With correct aftercare using colour-safe shampoo and conditioner, the colour remains vibrant, shiny and true to tone for an extended period.